Kenwood DDX7025 Instruction Manual page 97

No sound can be heard, or the volume is low.
• Attenuator is turned on.
• The fader or balance settings are set all the way to
one side.
• The input/output wires or wiring harness are
connected incorrectly.
The sound quality is poor or distorted.
• One of the speaker wires is being pinched by a
screw in the car.
• The speakers are not wired correctly.
Radio reception is poor.
• The car antenna is not extended.
• The antenna control wire is not connected.
The memory is erased when the ignition is turned off.
• The battery wire has not been connected to the
proper terminal.
• The ignition and battery wire are incorrectly
connected.
The TEL mute function does not work.
• The TEL mute wire is not connected properly.
The TEL mute function turns on even though the TEL mute wire is not connected.
• The TEL mute wire is touching a metal part of the
car.
The sound/picture skips on a DVD/VCD/CD.
• The disc is scratched or dirty.
A track will not play.
• Random play has been selected.
A VCD cannot be played using menus.
• The VCD disc being played is not compatible with
P.B.C.
The subtitle is not displayed.
• The DVD disc being played does not contain the
recording of subtitles.
The voice (or subtitle) language cannot be changed.
• The DVD disc being played does not contain the
recording of more than one audio (or subtitle)
language.
• Turn off Attenuator.
• Reset the fader and/or balance settings.
• Reconnect the input/output wires or the wiring harness
correctly. See the section on <INSTALLATION MANUAL>.
• Check the speaker wiring.
• Reconnect the speaker wires so that each output terminal
is connected to a different speaker.
• Pull the antenna out all the way.
• Connect the wire correctly, referring to the section on
<INSTALLATION MANUAL>.
• Connect the wire correctly, referring to the section on
<INSTALLATION MANUAL>.
• Connect the wire correctly, referring to the section on
<INSTALLATION MANUAL>.
• Connect the wire correctly, referring to the section on
<INSTALLATION MANUAL>.
• Pull the TEL mute wire away from the metal part of the
car.
• Clean the disc, referring to the section on <Disc cleaning>
(see page 6).
• Turn off random play.
• Menu playback is available only with VCD discs recorded
with P.B.C.
• The subtitle cannot be displayed when the DVD disc being
played does not contain the recording of subtitles.
• The voice (or subtitle) language cannot be changed when
the DVD disc being played does not contain the recording
of more than one voice (or subtitle) language.
English 97